“Helophytes”  

Helophyte

  In botany, Helophyte is one of Raunkiaer Plant Life-Form categories of plant life-form schemes in the subcategory of cryptophytes that have surviving buds buried in water-saturated soil, or below water-level, but have flowers and leaves fully emerged during the growing season.
  In nature, Helophytes include many marsh and emergent aquatic herbs, such as the:

• Cyperus esculentus

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